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受欢迎的 Word Problems >

The sum of 4 consecutive integers is 326 What is the second number in this sequence?

解答

T h e s u m o f 4 co n sec u t i v e in t e g ers i s 326 Wha t i s t h e seco n d n u mb er in t hi s se q u e n ce ?

解答

The number : 81

求解步骤

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 1

Consecutive number 2 : x + 2

Consecutive number 3 : x + 3

A.T.Q.:

x + x + 1 + x + 2 + x + 3 = 326

解

x + x + 1 + x + 2 + x + 3 = 326 : x = 80

x + 1 = 80 + 1 = 81

x + 2 = 80 + 2 = 82

x + 3 = 80 + 3 = 83

The number : 81

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